61+4乘以610+59乘以61的简便运算怎么写

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61+4乘以610+59乘以61的简便运算怎么写
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61+4乘以610+59乘以61的简便运算怎么写
61+4乘以610+59乘以61的简便运算怎么写

61+4乘以610+59乘以61的简便运算怎么写
61+4×610+59×61
=61×1+40×61+59×61
=61×(1+40+59)
=61×100
=6100

61+4*610+59*61
=61+40*61+59*61
=(1+40+59)*61
=100*61
=6100

61+4*610+59*61=1*61+41*61+59*61=61*(1+40+59)=61+6100=6100